284 search results - page 44 / 57 » Discriminative probabilistic models for passage based retrie... |
SIGIR
2006
ACM
15 years 5 months ago
2006
ACM
Searching an organization’s document repositories for experts provides a cost effective solution for the task of expert finding. We present two general strategies to expert se...
SIGIR
2010
ACM
14 years 12 months ago
2010
ACM
We present a novel approach to query reformulation which combines syntactic and semantic information by means of generalized Levenshtein distance algorithms where the substitution...
SIGIR
2009
ACM
15 years 6 months ago
2009
ACM
Query log analysis has received substantial attention in recent years, in which the click graph is an important technique for describing the relationship between queries and URLs....
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GBRPR
2007
Springer
15 years 3 months ago
2007
Springer
Abstract. This paper proposes an expert peering system for information exchange. Our objective is to develop a real-time search engine for an online community where users can ask e...
EMNLP
2006
15 years 1 months ago
2006
This paper demonstrates how unsupervised techniques can be used to learn models of deep linguistic structure. Determining the semantic roles of a verb's dependents is an impo...